Phosphorus acid (CAS 14939-26-5) — formula H3O3P, molecular weight 81.996; category organic chemicals.
Phosphorus acid (CAS 14939-26-5) is a chemical raw material in the organic chemicals category. Its molecular formula H3O3P comprises 3 H, 3 O, 1 P atoms. Its molecular weight is about 81.996. Reported physicochemical data: LogP about -1.5. As a sourcing and distribution partner we help locate and compare this item across domestic and cross-border channels, arranging samples and batch orders with full COA and compliance files.
| CAS Number | 14939-26-5 |
|---|---|
| Molecular Formula | H3O3P |
| Molecular Weight | 81.996 |
| LogP | -1.5 |
| Applications | EPA Safer Chemical Functional Use Classes, Safer Chemical Classes, but has some hazard profile issues, Stabilizing agent, Not Known or Reasonably Ascertainable, Anti-scaling agent |
| Category | Organic Chemicals |
Documented applications: EPA Safer Chemical Functional Use Classes, Safer Chemical Classes, but has some hazard profile issues, Stabilizing agent, Not Known or Reasonably Ascertainable, Anti-scaling agent.
Phosphorus acid is a carbon-based organic compound with CAS registry number 14939-26-5 and molecular formula H3O3P (molecular weight 81.996), belonging to the organic chemicals segment of chemical raw materials.
CAS number: 14939-26-5
Its molecular formula H3O3P comprises 3 H, 3 O, 1 P atoms.
Also known as: Phosphorus acid · 亚磷酸
Category: organic chemicals
The CAS registry number of Phosphorus acid is 14939-26-5.
Molecular formula H3O3P, molecular weight 81.996.
It is also registered under: Phosphorus acid, 亚磷酸.
Recorded applications: EPA Safer Chemical Functional Use Classes, Safer Chemical Classes, but has some hazard profile issues, Stabilizing agent, Not Known or Reasonably Ascertainable, Anti-scaling agent.
Category: Organic Chemicals.
Packaging is agreed per order, from lab-scale packs to bulk, and confirmed with each order rather than fixed on the page. A Certificate of Analysis (COA) ships with every batch and MSDS is available; where the end use carries a regulatory limit (food contact, pharmaceutical or cosmetic), state the standard at enquiry and the grade is set against it.
Independent reference data for Phosphorus acid (CAS 14939-26-5), compiled from public chemistry databases.
| CAS Registry Number | 14939-26-5 |
|---|---|
| PubChem CID | 107909 |
| Molecular formula | H3O3P |
| IUPAC name | phosphorous acid |
| UNII (FDA) | 35V6A8JW8E |
| Molecular Weight | 81.996 |
|---|---|
| XLogP3 | -1.5 |
| Hydrogen Bond Donor Count | 3 |
| Hydrogen Bond Acceptor Count | 3 |
| Rotatable Bond Count | 0 |
| Exact Mass | 81.98198095 |
| Monoisotopic Mass | 81.98198095 |
| Topological Polar Surface Area | 60.7 |
| Heavy Atom Count | 4 |
Phosphorous acid; 10294-56-1; Orthophosphorus acid; DTXSID7035511; CHEBI:36361; RefChem:1095536; DTXCID5015511; 233-663-1; 35V6A8JW8E; Dihydroxyphosphine oxide; Trihydroxyphosphine; Phosphorane, trihydroxy-; Orthophosphorous acid; Caswell No. 663I; trioxophosphate; Phophorous acid
| GHS notification summary | 0.3% (2 / 719) |
|---|
| GHS notification summary | 0.3% (2 / 719) |
|---|---|
| Reported hazard statements | H302, H314, H318 (29.3%) |
H302: Harmful if swallowed [Warning Acute toxicity, oral]
H314: Causes severe skin burns and eye damage [Danger Skin corrosion/irritation]
Phosphorus acid · CAS 14939-26-5 · H3O3P. UNII 35V6A8JW8E.
Source: PubChem / Wikidata; the batch COA governs where values differ.
Supplier: Jinan Shenghe Chemical Co., Ltd.
中文页面: 亚磷酸